package com.marktotop.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.*;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spi.service.contexts.SecurityContext;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;

import java.util.ArrayList;
import java.util.List;

/**
 * Swagger2Config
 *
 * @author WXLD
 * @Data 2021/6/21
 * @Since 1.0
 */
@Configuration
@EnableSwagger2
public class Swagger2Config {

    @Bean
    public Docket createRestApi() {
        return new Docket(DocumentationType.SWAGGER_2)
                .apiInfo(apiInfo())
                //分组名称
                .select()
//                .apis(RequestHandlerSelectors.any())// 对所有api进行监控
                .apis(RequestHandlerSelectors.basePackage("com.marktotop.controller"))
                .paths(PathSelectors.any())
                .build()
                .securityContexts(securityContexts())
                .securitySchemes(securitySchemes());
    }

    private ApiInfo apiInfo(){
        return new ApiInfoBuilder()
                .title("OfficeLine线上办公")
                .description("SpringBoot办公")
                .description("主要技术栈：Mybatis-Plus、Security、druid、Swagger2、FastDFS")
                .version("1.0")
                .contact(new Contact("MarkToTop","http://www.baidu.com","Marktotop@163.com"))
                .license("Home")
                .licenseUrl("http://localhost:8090/swagger-ui.html")
                .build();
    }


    private List<ApiKey> securitySchemes(){
        // 设置请求头信息
        List<ApiKey> result = new ArrayList<>();
        ApiKey apiKey = new ApiKey("Authorization", "Authorization", "Header");
        result.add(apiKey);
        return result;
    }


    private List<SecurityContext> securityContexts(){
        // 设置需要认证的路径
        List<SecurityContext> result = new ArrayList<>();
        result.add(getContextByPath("/controller/.*"));
        return result;
    }

    private SecurityContext getContextByPath(String pathRegex) {
        return SecurityContext.builder()
                .securityReferences(defaultAuth())
                .forPaths(PathSelectors.regex(pathRegex))
                .build();
    }

    private List<SecurityReference> defaultAuth() {
        List<SecurityReference> result = new ArrayList<>();
        AuthorizationScope authorizationScope = new AuthorizationScope("global","accessEverything");
        AuthorizationScope[] authorizationScopes = new AuthorizationScope[1];
        authorizationScopes[0] = authorizationScope;
        result.add(new SecurityReference("Authorization",authorizationScopes));

        return result;
    }
}
